<!DOCTYPE html>
<html>
<head>
    <title>注册</title>
</head>
<body>
    <h1>注册</h1>
    <form method="post">
        <input type="text" name="username" placeholder="用户名" required><br>
        <input type="password" name="password" placeholder="密码" required><br>
        <button type="submit">注册</button>
    </form>
    <a href="{{ url_for('login') }}">已有账号？登录</a>
</body>
</html>
